<clickhouse>
    <allow_experimental_transactions>42</allow_experimental_transactions>

    <merge_tree>
        <old_parts_lifetime>100500</old_parts_lifetime>
        <remove_rolled_back_parts_immediately>0</remove_rolled_back_parts_immediately>
    </merge_tree>

    <transactions_info_log>
        <database>system</database>
        <table>transactions_info_log</table>
        <flush_interval_milliseconds>7500</flush_interval_milliseconds>
    </transactions_info_log>
</clickhouse>
